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PC16552D Datasheet(PDF) 3 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor. Click here to check the latest version.
Part No. PC16552D
Description  Dual Universal Asynchronous Receiver/Transmitter with FIFOs
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Maker  NSC [National Semiconductor (TI)]
Homepage  http://www.national.com
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10 Absolute Maximum Ratings
Temperature under Bias
0 Cto a70 C
Storage Temperature
b
65 Cto a150 C
All Input or Output Voltages
with Respect to VSS
b
05V to a70V
Power Dissipation
1W
Note
Maximum ratings indicate limits beyond which perma-
nent damage may occur Continuous operation at these lim-
its is not intended and should be limited to those conditions
specified under DC electrical characteristics
20 DC Electrical Characteristics
TA e 0 Cto a70 C VDD ea5V g10% VSS e 0V unless otherwise specified
Symbol
Parameter
Conditions
Min
Max
Units
VILX
Clock Input Low Voltage
b
05
08
V
VIHX
Clock Input High Voltage
2
VCC
V
VIL
Input Low Voltage
b
05
08
V
VIH
Input High Voltage
2
VCC
V
VOL
Output Low Voltage
IOL e 16 mA on all (Note 1)
04
V
VOH
Output High Voltage
IOH eb1 mA (Note 1)
24
V
ICC(AV)
Average Power Supply
VDD e 55V
Current
No Loads on Output
CS RD WR
SIN DSR DCD
30
mA
CTS RI e 2V
All Other Inputs e 08V
XIN e 24 MHz
Divisor e EFFF
IIL
Input Leakage
VDD e 55V VSS e 0V
g
10
m
A
ICL
Clock Leakage
VIN e 0V 55V
g
10
m
A
IOZ
TRI-STATE Leakage
VDD e 55V VSS e 0V
VOUT e 0V 55V
1) Chip Deselected
g
20
m
A
2) WRITE Mode
Chip Selected
VILMR
MR Schmitt VIL
08
V
VIHMR
MR Schmitt VIH
2V
Note 1
Does not apply to XOUT
Note 2
TA e 25 C
Capacitance TA e 25 C VDD e VSS e 0V
Symbol
Parameter
Conditions
Min
Typ
Max
Units
CXIN
Clock Input Capacitance
7
9
pF
fc e 1 MHz
CXOUT
Clock Output Capacitance
7
9
pF
Unmeasured Pins
CIN
Input Capacitance
5
7
pF
Returned to VSS
COUT
Output Capacitance
6
8
pF
CIO
InputOutput Capacitance
10
12
pF
3




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